Definition of orderly

orderly - adj. devoid of violence or disruption; not haphazard; marked by or adhering to method or system; marked by an orderly, logical, and aesthetically consistent relation of parts; marked by system or regularity or discipline; according to custom or rule or natural law; noun a male hospital attendant who has general duties that do not involve the medical treatment of patients; a soldier who serves as an attendant to a superior officer.